standarddialogs.py¶
"""PySide6 port of the widgets/dialogs/standarddialogs example from Qt v5.x"""
import sys
from PySide6 import QtCore, QtGui, QtWidgets
class Dialog(QtWidgets.QDialog):
MESSAGE = "<p>Message boxes have a caption, a text, and up to three " \
"buttons, each with standard or custom texts.</p>" \
"<p>Click a button to close the message box. Pressing the Esc " \
"button will activate the detected escape button (if any).</p>"
def __init__(self, parent=None):
super(Dialog, self).__init__(parent)
self.openFilesPath = ''
self.errorMessageDialog = QtWidgets.QErrorMessage(self)
frameStyle = QtWidgets.QFrame.Sunken | QtWidgets.QFrame.Panel
self.integerLabel = QtWidgets.QLabel()
self.integerLabel.setFrameStyle(frameStyle)
self.integerButton = QtWidgets.QPushButton("QInputDialog.get&Integer()")
self.doubleLabel = QtWidgets.QLabel()
self.doubleLabel.setFrameStyle(frameStyle)
self.doubleButton = QtWidgets.QPushButton("QInputDialog.get&Double()")
self.itemLabel = QtWidgets.QLabel()
self.itemLabel.setFrameStyle(frameStyle)
self.itemButton = QtWidgets.QPushButton("QInputDialog.getIte&m()")
self.textLabel = QtWidgets.QLabel()
self.textLabel.setFrameStyle(frameStyle)
self.textButton = QtWidgets.QPushButton("QInputDialog.get&Text()")
self.colorLabel = QtWidgets.QLabel()
self.colorLabel.setFrameStyle(frameStyle)
self.colorButton = QtWidgets.QPushButton("QColorDialog.get&Color()")
self.fontLabel = QtWidgets.QLabel()
self.fontLabel.setFrameStyle(frameStyle)
self.fontButton = QtWidgets.QPushButton("QFontDialog.get&Font()")
self.directoryLabel = QtWidgets.QLabel()
self.directoryLabel.setFrameStyle(frameStyle)
self.directoryButton = QtWidgets.QPushButton("QFileDialog.getE&xistingDirectory()")
self.openFileNameLabel = QtWidgets.QLabel()
self.openFileNameLabel.setFrameStyle(frameStyle)
self.openFileNameButton = QtWidgets.QPushButton("QFileDialog.get&OpenFileName()")
self.openFileNamesLabel = QtWidgets.QLabel()
self.openFileNamesLabel.setFrameStyle(frameStyle)
self.openFileNamesButton = QtWidgets.QPushButton("QFileDialog.&getOpenFileNames()")
self.saveFileNameLabel = QtWidgets.QLabel()
self.saveFileNameLabel.setFrameStyle(frameStyle)
self.saveFileNameButton = QtWidgets.QPushButton("QFileDialog.get&SaveFileName()")
self.criticalLabel = QtWidgets.QLabel()
self.criticalLabel.setFrameStyle(frameStyle)
self.criticalButton = QtWidgets.QPushButton("QMessageBox.critica&l()")
self.informationLabel = QtWidgets.QLabel()
self.informationLabel.setFrameStyle(frameStyle)
self.informationButton = QtWidgets.QPushButton("QMessageBox.i&nformation()")
self.questionLabel = QtWidgets.QLabel()
self.questionLabel.setFrameStyle(frameStyle)
self.questionButton = QtWidgets.QPushButton("QMessageBox.&question()")
self.warningLabel = QtWidgets.QLabel()
self.warningLabel.setFrameStyle(frameStyle)
self.warningButton = QtWidgets.QPushButton("QMessageBox.&warning()")
self.errorLabel = QtWidgets.QLabel()
self.errorLabel.setFrameStyle(frameStyle)
self.errorButton = QtWidgets.QPushButton("QErrorMessage.showM&essage()")
self.integerButton.clicked.connect(self.setInteger)
self.doubleButton.clicked.connect(self.setDouble)
self.itemButton.clicked.connect(self.setItem)
self.textButton.clicked.connect(self.setText)
self.colorButton.clicked.connect(self.setColor)
self.fontButton.clicked.connect(self.setFont)
self.directoryButton.clicked.connect(self.setExistingDirectory)
self.openFileNameButton.clicked.connect(self.setOpenFileName)
self.openFileNamesButton.clicked.connect(self.setOpenFileNames)
self.saveFileNameButton.clicked.connect(self.setSaveFileName)
self.criticalButton.clicked.connect(self.criticalMessage)
self.informationButton.clicked.connect(self.informationMessage)
self.questionButton.clicked.connect(self.questionMessage)
self.warningButton.clicked.connect(self.warningMessage)
self.errorButton.clicked.connect(self.errorMessage)
self.native = QtWidgets.QCheckBox()
self.native.setText("Use native file dialog.")
self.native.setChecked(True)
if sys.platform not in ("win32", "darwin"):
self.native.hide()
layout = QtWidgets.QGridLayout()
layout.setColumnStretch(1, 1)
layout.setColumnMinimumWidth(1, 250)
layout.addWidget(self.integerButton, 0, 0)
layout.addWidget(self.integerLabel, 0, 1)
layout.addWidget(self.doubleButton, 1, 0)
layout.addWidget(self.doubleLabel, 1, 1)
layout.addWidget(self.itemButton, 2, 0)
layout.addWidget(self.itemLabel, 2, 1)
layout.addWidget(self.textButton, 3, 0)
layout.addWidget(self.textLabel, 3, 1)
layout.addWidget(self.colorButton, 4, 0)
layout.addWidget(self.colorLabel, 4, 1)
layout.addWidget(self.fontButton, 5, 0)
layout.addWidget(self.fontLabel, 5, 1)
layout.addWidget(self.directoryButton, 6, 0)
layout.addWidget(self.directoryLabel, 6, 1)
layout.addWidget(self.openFileNameButton, 7, 0)
layout.addWidget(self.openFileNameLabel, 7, 1)
layout.addWidget(self.openFileNamesButton, 8, 0)
layout.addWidget(self.openFileNamesLabel, 8, 1)
layout.addWidget(self.saveFileNameButton, 9, 0)
layout.addWidget(self.saveFileNameLabel, 9, 1)
layout.addWidget(self.criticalButton, 10, 0)
layout.addWidget(self.criticalLabel, 10, 1)
layout.addWidget(self.informationButton, 11, 0)
layout.addWidget(self.informationLabel, 11, 1)
layout.addWidget(self.questionButton, 12, 0)
layout.addWidget(self.questionLabel, 12, 1)
layout.addWidget(self.warningButton, 13, 0)
layout.addWidget(self.warningLabel, 13, 1)
layout.addWidget(self.errorButton, 14, 0)
layout.addWidget(self.errorLabel, 14, 1)
layout.addWidget(self.native, 15, 0)
self.setLayout(layout)
self.setWindowTitle("Standard Dialogs")
def setInteger(self):
i, ok = QtWidgets.QInputDialog.getInt(self,
"QInputDialog.getInteger()", "Percentage:", 25, 0, 100, 1)
if ok:
self.integerLabel.setText("%d%%" % i)
def setDouble(self):
d, ok = QtWidgets.QInputDialog.getDouble(self, "QInputDialog.getDouble()",
"Amount:", 37.56, -10000, 10000, 2)
if ok:
self.doubleLabel.setText("$%g" % d)
def setItem(self):
items = ("Spring", "Summer", "Fall", "Winter")
item, ok = QtWidgets.QInputDialog.getItem(self, "QInputDialog.getItem()",
"Season:", items, 0, False)
if ok and item:
self.itemLabel.setText(item)
def setText(self):
text, ok = QtWidgets.QInputDialog.getText(self, "QInputDialog.getText()",
"User name:", QtWidgets.QLineEdit.Normal,
QtCore.QDir.home().dirName())
if ok and text != '':
self.textLabel.setText(text)
def setColor(self):
color = QtWidgets.QColorDialog.getColor(QtCore.Qt.green, self)
if color.isValid():
self.colorLabel.setText(color.name())
self.colorLabel.setPalette(QtGui.QPalette(color))
self.colorLabel.setAutoFillBackground(True)
def setFont(self):
ok, font = QtWidgets.QFontDialog.getFont(QtGui.QFont(self.fontLabel.text()), self)
if ok:
self.fontLabel.setText(font.key())
self.fontLabel.setFont(font)
def setExistingDirectory(self):
options = QtWidgets.QFileDialog.DontResolveSymlinks | QtWidgets.QFileDialog.ShowDirsOnly
directory = QtWidgets.QFileDialog.getExistingDirectory(self,
"QFileDialog.getExistingDirectory()",
self.directoryLabel.text(), options)
if directory:
self.directoryLabel.setText(directory)
def setOpenFileName(self):
options = QtWidgets.QFileDialog.Options()
if not self.native.isChecked():
options |= QtWidgets.QFileDialog.DontUseNativeDialog
fileName, filtr = QtWidgets.QFileDialog.getOpenFileName(self,
"QFileDialog.getOpenFileName()",
self.openFileNameLabel.text(),
"All Files (*);;Text Files (*.txt)", "", options)
if fileName:
self.openFileNameLabel.setText(fileName)
def setOpenFileNames(self):
options = QtWidgets.QFileDialog.Options()
if not self.native.isChecked():
options |= QtWidgets.QFileDialog.DontUseNativeDialog
files, filtr = QtWidgets.QFileDialog.getOpenFileNames(self,
"QFileDialog.getOpenFileNames()", self.openFilesPath,
"All Files (*);;Text Files (*.txt)", "", options)
if files:
self.openFilesPath = files[0]
self.openFileNamesLabel.setText("[%s]" % ', '.join(files))
def setSaveFileName(self):
options = QtWidgets.QFileDialog.Options()
if not self.native.isChecked():
options |= QtWidgets.QFileDialog.DontUseNativeDialog
fileName, filtr = QtWidgets.QFileDialog.getSaveFileName(self,
"QFileDialog.getSaveFileName()",
self.saveFileNameLabel.text(),
"All Files (*);;Text Files (*.txt)", "", options)
if fileName:
self.saveFileNameLabel.setText(fileName)
def criticalMessage(self):
reply = QtWidgets.QMessageBox.critical(self, "QMessageBox.critical()",
Dialog.MESSAGE,
QtWidgets.QMessageBox.Abort | QtWidgets.QMessageBox.Retry | QtWidgets.QMessageBox.Ignore)
if reply == QtWidgets.QMessageBox.Abort:
self.criticalLabel.setText("Abort")
elif reply == QtWidgets.QMessageBox.Retry:
self.criticalLabel.setText("Retry")
else:
self.criticalLabel.setText("Ignore")
def informationMessage(self):
reply = QtWidgets.QMessageBox.information(self,
"QMessageBox.information()", Dialog.MESSAGE)
if reply == QtWidgets.QMessageBox.Ok:
self.informationLabel.setText("OK")
else:
self.informationLabel.setText("Escape")
def questionMessage(self):
reply = QtWidgets.QMessageBox.question(self, "QMessageBox.question()",
Dialog.MESSAGE,
QtWidgets.QMessageBox.Yes | QtWidgets.QMessageBox.No | QtWidgets.QMessageBox.Cancel)
if reply == QtWidgets.QMessageBox.Yes:
self.questionLabel.setText("Yes")
elif reply == QtWidgets.QMessageBox.No:
self.questionLabel.setText("No")
else:
self.questionLabel.setText("Cancel")
def warningMessage(self):
msgBox = QtWidgets.QMessageBox(QtWidgets.QMessageBox.Warning,
"QMessageBox.warning()", Dialog.MESSAGE,
QtWidgets.QMessageBox.NoButton, self)
msgBox.addButton("Save &Again", QtWidgets.QMessageBox.AcceptRole)
msgBox.addButton("&Continue", QtWidgets.QMessageBox.RejectRole)
if msgBox.exec_() == QtWidgets.QMessageBox.AcceptRole:
self.warningLabel.setText("Save Again")
else:
self.warningLabel.setText("Continue")
def errorMessage(self):
self.errorMessageDialog.showMessage("This dialog shows and remembers "
"error messages. If the checkbox is checked (as it is by "
"default), the shown message will be shown again, but if the "
"user unchecks the box the message will not appear again if "
"QErrorMessage.showMessage() is called with the same message.")
self.errorLabel.setText("If the box is unchecked, the message won't "
"appear again.")
if __name__ == '__main__':
app = QtWidgets.QApplication(sys.argv)
dialog = Dialog()
sys.exit(dialog.exec_())
© 2021 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners. The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners.